* {
  margin: 0;
  padding: 0;
  list-style: none;
}

.box {
  width: 100%;
  height: 100%;
  font-size: 15px;
}

.box .box-top {
  width: 100%;
  height: 60px;
}

.box .box-center {
  width: 100%;
  height: 691px;
}

.box .box-center .box-center-left {
  width: 13%;
  height: 100%;
  float: left;
}

.box .box-center .box-center-right {
  width: 87%;
  height: 100%;
  float: left;
  background: saddlebrown;
}
